<template>
  <div class="app-container">
    <el-row :gutter="20">
      <splitpanes :horizontal="appStore.device === 'mobile'" class="default-theme">
        <!--分类数据-->
        <pane size="16">
          <el-col>
            <div class="head-container">
              <el-input v-model="cateName" placeholder="请输入分类名称" clearable prefix-icon="Search" style="margin-bottom: 20px" />
            </div>
            <div class="head-container">
              <el-tree :data="categoryOptions" :props="{ label: 'name', children: 'children' }" :expand-on-click-node="false" :filter-node-method="filterNode" ref="cateTreeRef" node-key="id" highlight-current default-expand-all @node-click="handleNodeClick" />
            </div>
          </el-col>
        </pane>
        <!--列表数据-->
        <pane size="84">
          <el-col>
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['base:document:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['base:document:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="documentList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="分类" align="center" prop="cateName" />
      <el-table-column label="名称" align="center" prop="name" />
      <el-table-column label="PDF附件" align="center" prop="pdf">        
        <template #default="scope">
          <el-link :href="barUrl+scope.row.pdf" type="primary" target="_blank"  v-if="scope.row.pdf">查看</el-link>
        </template>
      </el-table-column>
      <el-table-column label="原始文件" align="center" prop="file">      
        <template #default="scope">
          <el-link :href="barUrl+scope.row.file" target="_blank" type="success" v-if="scope.row.file">下载</el-link>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['base:document:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['base:document:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

          </el-col>
        </pane>
      </splitpanes>
    </el-row>
    <!-- 添加或修改文档对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="documentRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="分类" prop="cateId">
          <el-tree-select v-model="form.cateId" :data="categoryOptions" :props="{ value: 'id', label: 'name', children: 'children' }" value-key="id" placeholder="请选择分类" check-strictly />
        </el-form-item>
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="PDF附件" prop="pdf">
          <file-upload v-model="form.pdf" :fileType="['pdf']"/>
        </el-form-item>
        <el-form-item label="原始文件" prop="file">
          <file-upload v-model="form.file"/>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Document">
import { listDocument, getDocument, delDocument, addDocument, updateDocument } from "@/api/base/document";
import { selectCategory } from "@/api/base/category";
import useAppStore from '@/store/modules/app'
import { Splitpanes, Pane } from "splitpanes"
import "splitpanes/dist/splitpanes.css"

const { proxy } = getCurrentInstance();
const appStore = useAppStore()

const documentList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");
const barUrl = import.meta.env.VITE_APP_BASE_API;
const cateName = ref(null);
const categoryOptions = ref([]);

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    orderByColumn: 't.id',
    isAsc: 'DESC',
    cateId: null,
    name: null,
    pdf: null,
    file: null,
  },
  rules: {
    cateId: [
      { required: true, message: "分类不能为空", trigger: "blur" }
    ],
    name: [
      { required: true, message: "名称不能为空", trigger: "blur" }
    ],
    pdf: [
      { required: true, message: "PDF附件不能为空", trigger: "blur" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询文档列表 */
function getList() {
  loading.value = true;
  listDocument(queryParams.value).then(response => {
    documentList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

/** 节点单击事件 */
function handleNodeClick(data) {
  queryParams.value.cateId = data.id;
  handleQuery();
};

/** 通过条件过滤节点  */
const filterNode = (value, data) => {
  if (!value) return true;
  return data.name.indexOf(value) !== -1;
};

/** 根据名称筛选部门树 */
watch(cateName, val => {
  proxy.$refs["cateTreeRef"].filter(val);
});

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    id: null,
    cateId: queryParams.value.cateId,
    name: null,
    pdf: null,
    file: null,
    createTime: null,
    createBy: null,
    updateTime: null,
    updateBy: null
  };
  proxy.resetForm("documentRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.id);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加文档";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _id = row.id || ids.value
  getDocument(_id).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改文档";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["documentRef"].validate(valid => {
    if (valid) {
      if (form.value.id != null) {
        updateDocument(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addDocument(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _ids = row.id || ids.value;
  proxy.$modal.confirm('是否确认删除文档编号为"' + _ids + '"的数据项？').then(function() {
    return delDocument(_ids);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}


selectCategory().then(response => {
  categoryOptions.value = [];
  const data = { id: 0, name: '顶级节点', children: [] };
  data.children = proxy.handleTree(response.data, "id", "pid");
  categoryOptions.value.push(data);
});

getList();
</script>
